The fractional part of `2^(4n)/15` is `(n in N)` (A) `1/15` (B) `2/15` (C) `4/15` (D) none of these

If 1^2+2^2+3^2+n^2=1015 then the value of n is equal to (A) 13 (B) 14 (C) 15 (D) none of these

If the fractional part of the number (2^(403))/(15) is (k)/(15) then k is equal to

If the fractional part of the number (2^(403))/(15) is (k)/(15) , then k is equal to

If (n)/(n+15) = 4/9 , then n = ?

If sin theta = ( 8)/(17), then the value of cos theta and tan theta is (a) (15)/(17), (8)/(15) (b) (15)/(8) , (8)/(15) (c) (15)/(17), (15)/(8) (d) None of these

If 3tan(theta-15^(@))=tan(theta+15^(0)), then theta is equal to n in Z ) pi pi+(pi)/(4) (b) n pi+(pi)/(8)n pi+(pi)/(3) (d) none of these

{(2^(403))/(15)}=(k)/(15) then find k. (a) 2 (b) 8 (c) 1 (d) 4

Choose the minimum value of (2x^(2) + 12x - 3)/(1 + 18x -3x^(2)) from the following options : (a) (-15)/(29) , (b) 15/28 , (c ) (-15)/(28) , (d) None of these

7777-:77-:5=?(a)15.2(b)18.5(c)22.4 (d) 50.5(e) None of these

For all n in N,2^(4n)-15n-1 is divisible by